Hitori

Hitori is a logic puzzle with simple rules and challenging solutions.

The rules of Hitori are simple:
You have to shade some of the cells of the grid according to the rules:
- No number should appear unshaded more than once in a row or a column.
- 2 black cells cannot be adjacent horizontally or vertically.
- All non-shaded cells should be connected in a single group by vertical or horizontal motion.

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This Month
1.	stemvork	04:45.72
2.	Dario Erhard	04:47.43
3.	ZinnaValley	06:19.25
4.	css861	11:07.53
5.	Coolbozer	17:03.53
6.	lanlan	17:58.88
7.	CauDravan	33:01.67
8.	slyguy519	24d 20:31:23.64
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This Week
1.	Coolbozer	18:52.89
2.	slyguy519	24d 20:31:23.64
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Today
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MO3
1.	numbrr	01:45.66
2.	nabi	01:49.50
3.	Timitz	01:50.62
4.	Make	01:57.85
5.	qqwref	02:44.21
6.	anonymous	02:57.38
7.	SilverHawk	03:00.97
8.	vx14	03:02.40
9.	Ola Lenik	03:06.54
10.	LittlePiggy	03:08.36

AO5
1.	numbrr	01:53.28
2.	nabi	01:54.08
3.	Make	02:03.39
4.	Timitz	02:13.04
5.	qqwref	02:52.46
6.	vx14	03:02.40
7.	SilverHawk	03:03.57
8.	anonymous	03:07.67
9.	LittlePiggy	03:12.40
10.	Ola Lenik	03:14.22

AO12
1.	numbrr	01:59.69
2.	nabi	02:01.22
3.	Make	02:11.53
4.	Timitz	02:49.60
5.	qqwref	02:57.25
6.	SilverHawk	03:04.78
7.	vx14	03:17.70
8.	Ola Lenik	03:20.50
9.	anonymous	03:25.87
10.	IzAlexandre2	03:32.68

Robots / programmatic solvers		info
1.	tlstyer	00:00.015
2.	jllachan	00:00.495
3.	BertinSylux98	00:02.885

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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2025-07-01 06:20:06

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